<?php
/**
 * 汇友科技
 * @copyright (c) 2017 http://www.huiyou365.net All rights reserved.
 * @author: Creatint <creatint@163.com>
 */

namespace Common\Contract;

interface Model{
    function map($status, $pos);
    public function position($pos, $limit, $field, $status);
    public function prev( $info );
    public function next( $info );
}